Protein Structure - Primary, Secondary, Tertiary, & Quarternary - Biology
5:22
YouTubeThe Organic Chemistry Tutor
Protein Structure - Primary, Secondary, Tertiary, & Quarternary - Biology
This biology video tutorial provides a basic introduction into the four levels of protein structure - primary, secondary, tertiary and quarternary structure. The primary structure of a protein is based on the sequence of amino acids. The secondary structure is based on localized shapes such as the alpha helix or the beta pleated sheet. The ...
已浏览 79.7万 次2018年9月28日
Muscle Fiber Types Explained
Bodybuilding is not functional!
0:08
Bodybuilding is not functional!
YouTubeSean Nalewanyj
已浏览 46.2万 次1 周前
The most tragic arm workout ever
0:19
The most tragic arm workout ever
YouTubeSean Nalewanyj
已浏览 40.2万 次1 周前
Julian Decina (@juliandecina_)’s video of 300 lean
0:26
Julian Decina (@juliandecina_)’s video of 300 lean
TikTokjuliandecina_
已浏览 260万 次1 个月前
热门视频
6 Most Common Types of Organizational Structures (Pros & Cons) | From A Business Professor
16:46
6 Most Common Types of Organizational Structures (Pros & Cons) | From A Business Professor
YouTubeBusiness School 101
已浏览 50.3万 次2022年10月10日
Lewis Structures, Introduction, Formal Charge, Molecular Geometry, Resonance, Polar or Nonpolar
2:13:38
Lewis Structures, Introduction, Formal Charge, Molecular Geometry, Resonance, Polar or Nonpolar
YouTubeThe Organic Chemistry Tutor
已浏览 111.2万 次2016年10月30日
Chemistry - Atomic Structure - EXPLAINED!
11:45
Chemistry - Atomic Structure - EXPLAINED!
YouTubeThe Organic Chemistry Tutor
已浏览 68.1万 次2017年9月23日
Fast Twitch Vs Slow Twitch Fibers
Fast Cars & Superstars
1:59
Fast Cars & Superstars
YouTubeCristian Marchi - Topic
已浏览 1287.4万 次2024年10月10日
Black Friday Sale Develops Newly Launched Non Invasive Smart Glucose Meter made in the USA
0:33
Black Friday Sale Develops Newly Launched Non Invasive Smart Glucose Meter made in the USA
YouTubeUS Shop
已浏览 1.9亿 次2 周前
Fast & Furious 11: Behind the Scene – What If This Was the Real Backstage With Ronaldo? (AI)
0:34
Fast & Furious 11: Behind the Scene – What If This Was the Real Backstage With Ronaldo? (AI)
YouTubeFuturograph
已浏览 361.3万 次1 周前